皮皮学，免费搜题
登录
搜题
【单选题】
Corrective taxes that are imposed upon the producer of anasty smell can be successful in reducing that smell because the tax makes theproducerA.
externalize the positive externality.
B.
externalize the negative externality.
C.
internalize the positive externality.
D.
internalize the negative externality.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】自动进给车外圆时,如主轴转速调高,则进给量:(1)按比例变大;(2)不变;(3)变小。
A.
(1)按比例变大；
B.
(2)不变；
C.
(3)变小；
D.
（4）一会快一会慢；
【简答题】自动进给车外圆时 , 如主轴转速调高 , 则进给量:____ _
【简答题】发电机将机械能转换为电能，电动机将电能转换为机械能，其必要条件之一是必须具有_____。
【单选题】导致龋病发生的主要因素是
A.
细菌、食物、唾液、真菌
B.
细菌、食物、蔗糖、宿主
C.
细菌、食物、宿主、时间
D.
细菌、食物、宿主、遗传
E.
宿主、食物、糖、唾液
【单选题】You (had better) (return to) your dormitory and (to enjoy) the company of your roommates instead of (wasting) time with me.
A.
had better
B.
return to
C.
to enjoy
D.
wasting
【单选题】I __________ your concern , but honestly, I&39;m fine
A.
appreciate
B.
thank
C.
like
D.
enjoy
相关题目：